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McCormick-Deering W-12 Tractors
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Power: 16 hp[B]
Date of manufacture : 1934 - 1938 |
| Production |
| Manufacturer: | McCormick-Deering (a part of International Harvester)
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| Type: | Standard-tread tractor
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| Factory: | Chicago, Illinois, USA
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| Total built: | 3,633
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| Variants |
| F-12: | row-crop
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| W-12: | standard
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| O-12: | orchard
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| I-12: | industrial
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| McCormick-Deering W-12 Power |
| Drawbar (claimed): | 10 hp
7.5 kW
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| Belt (claimed): | 15 hp
11.2 kW
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| Plows: | 1
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| Drawbar (tested): | 13.52 hp
10.1 kW
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| Belt (tested): | 17.65 hp
13.2 kW
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| McCormick-Deering W-12 Engine |
| Mechanical |
| Chassis: | 4x2 2WD
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| Steering: | manual
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| Cab: | Open operator station.
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| Transmission: | 3-speed unsynchronized gear
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| Photos |
| | McCormick-Deering W-12 photos... |
| Power Take-off (PTO) |
| Rear RPM: | 567
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| Dimensions & Tires |
| Wheelbase: | 60 inches
152 cm
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| Weight: | 2900 lbs
1315 kg
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| Front tire: | 22.50x3.50
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| Rear tire: | 42x8
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| Full dimensions and tires ... |
| W-12 Serial Numbers |
| 1934: | 503
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| 1935: | 1356
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| 1936: | 2031
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| 1937: | 2769
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| 1938: | 3799
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| Final: | 4133
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| 1934: | 512 (I-12)
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| 1935: | 775 (I-12)
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| 1936: | 975 (I-12)
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| 1937: | 1525 (I-12)
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| 1938: | 2495 (I-12)
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| Final: | 2703 (I-12)
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how to read serial numbers...
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| Belt Pulley |
| Diameter: | 13.25 inches
33 cm
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| Width: | 6.25 inches
15 cm
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| RPM: | 787
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| Speed: | 2730 ft/min
832.10 meters/min
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